000 00301nam a2200109Ia 4500
008 231004s9999 xx 000 0 und d
020 _a983-92-3698-9
090 _a004.678 GRA
100 0 _aPreston Gralla
245 0 0 _aBagaimana internet berfungsi
260 _aPearson Education corp.sales div
_bU.S.A.
_c2001
999 _c438
_d438